Kurt Lewin Quotes
A successful individual typically sets his next goal somewhat but not too much above his last achievement. In this way he steadily raises his level of aspiration.
Lewin, Kurt. "Psychology of Success and Failure." Resolving Social Conflicts: Selected Papers on Group Dynamics, edited by Gertrud Weiss Lewin, Harper & Brothers, 1948, p. 113.
Kurt Lewin was a German-American psychologist, known as one of the modern pioneers of social, organizational, and applied psychology in the United States. Exiled from the land of his birth, Lewin made a new life for himself, in which he defined himself and his contributions within three lenses of analysis: applied research, action research, and group communication were his major offerings to the field of communication.